$OpenBSD: patch-configure_in,v 1.2 2005/04/30 12:59:58 alek Exp $
--- configure.in.orig	Sun Feb  9 19:30:33 2003
+++ configure.in	Sat Apr 30 14:57:01 2005
@@ -81,6 +81,8 @@ AC_ARG_WITH(libevent,
 then
      EVENTINC="-I${prefix}/include"
      EVENTLIB="-L${prefix}/lib -levent"
+  elif test -f /usr/include/event.h; then
+     EVENTLIB="-levent"
   else
      AC_MSG_RESULT(no)
      AC_ERROR(libevent not found)
@@ -158,7 +160,7 @@ dnl Checks for library functions.
 AC_TYPE_SIGNAL
 AC_REPLACE_FUNCS(daemon)
 
-CFLAGS=$DNETINC
+CFLAGS="$CFLAGS $DNETINC"
 LIBS=$DNETLIB
 
 dnl see if dnet works